Keystones — Bedrock
Five GCSE retrieval questions · 8 December 2018 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 51 + 23
Answer: 51 + 23 = 74 -
2. Algebra Substitution
If x = 5, find the value of 5x + 6
Answer: 31 -
3. Geometry Converting lengths
Convert 47cm to mm
Answer: 470mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:12
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 10, 16, 18, 19
Answer: 15.75